Sure! Here is a simple bike racing game implemented as a single HTML file with JavaScript. The game will be playable on a smartphone and use pictograms.
To play the game, save the above code as an HTML file and open it on a smartphone. The game will display a bike image on a canvas. Use touch input to control the bike's movement. Swipe left or right to move horizontally and swipe up or down to move vertically. The game will continuously update the bike's position and redraw the canvas accordingly.